Understanding Basic Fitness Principles

What is the primary component of physical fitness that involves the ability of the heart and lungs to supply oxygen to the muscles during prolonged physical activity?

• Flexibility

• Cardiovascular endurance

• Muscular strength

• Body composition

Which principle of fitness training involves gradually increasing the amount of exercise to improve fitness?

• Specificity

• Overload

• Reversibility

• Balance

What is the term for the ability of a muscle to exert force for a brief period of time?

• Muscular endurance

• Muscular strength

• Flexibility

• Agility

Which of the following is NOT a component of health-related fitness?

• Agility

• Flexibility

• Muscular endurance

• Cardiovascular endurance

What is the principle of fitness that states that specific exercises improve specific components of fitness in specific body parts?

• Overload

• Specificity

• Progression

• Reversibility

Which component of fitness is measured by the ability to move joints through their full range of motion?

• Flexibility

• Muscular strength

• Cardiovascular endurance

• Body composition

What is the term for the ratio of fat to lean tissue in the body?

• Muscular strength

• Body composition

• Flexibility

• Cardiovascular endurance

Which principle of fitness training involves the loss of fitness improvements when a training program is stopped?

• Overload

• Specificity

• Reversibility

• Progression

What is the term for the ability of a muscle to continue to perform without fatigue?

• Muscular endurance

• Muscular strength

• Flexibility

• Agility

Which of the following is a basic principle of fitness that involves gradually increasing the intensity, duration, and frequency of exercise?

• Overload

• Specificity

• Progression

• Reversibility